Rekensommen met eraf tot 100

Erafsommen
1.
35
–
5
=
2.
5
–
0
=
3.
95
–
70
=
4.
15
–
0
=
5.
45
–
30
=
6.
10
–
10
=
7.
65
–
15
=
8.
40
–
25
=
9.
40
–
30
=
10.
5
–
0
=
11.
60
–
15
=
12.
25
–
20
=
13.
35
–
5
=
14.
70
–
45
=
15.
55
–
25
=
16.
40
–
30
=
17.
40
–
5
=
18.
5
–
5
=
19.
60
–
15
=
20.
45
–
10
=
21.
85
–
5
=
22.
90
–
75
=
23.
45
–
30
=
24.
95
–
80
=
25.
45
–
0
=
26.
15
–
0
=
27.
15
–
0
=
28.
30
–
10
=
29.
60
–
20
=
30.
65
–
65
=
31.
95
–
15
=
32.
70
–
40
=
33.
55
–
30
=
34.
15
–
15
=
35.
40
–
40
=
36.
50
–
15
=
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Rekensommen met eraf tot 100
| ANTWOORDEN

Erafsommen
1.
35
–
5
=
30
2.
5
–
0
=
5
3.
95
–
70
=
25
4.
15
–
0
=
15
5.
45
–
30
=
15
6.
10
–
10
=
0
7.
65
–
15
=
50
8.
40
–
25
=
15
9.
40
–
30
=
10
10.
5
–
0
=
5
11.
60
–
15
=
45
12.
25
–
20
=
5
13.
35
–
5
=
30
14.
70
–
45
=
25
15.
55
–
25
=
30
16.
40
–
30
=
10
17.
40
–
5
=
35
18.
5
–
5
=
0
19.
60
–
15
=
45
20.
45
–
10
=
35
21.
85
–
5
=
80
22.
90
–
75
=
15
23.
45
–
30
=
15
24.
95
–
80
=
15
25.
45
–
0
=
45
26.
15
–
0
=
15
27.
15
–
0
=
15
28.
30
–
10
=
20
29.
60
–
20
=
40
30.
65
–
65
=
0
31.
95
–
15
=
80
32.
70
–
40
=
30
33.
55
–
30
=
25
34.
15
–
15
=
0
35.
40
–
40
=
0
36.
50
–
15
=
35
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Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen